Analog Devices / Maxim Integrated MAX78002 Artificial Intelligence Microcontrollers

Analog Devices MAX78002 Artificial Intelligence Microcontrollers are AI microcontrollers that enable neural networks. The Analog Devices MAX78002 can execute at ultra-low power and live at the edge of the IoT. The devices combine energy-efficient AI processing with ultra-low-power microcontrollers. This hardware-based CNN accelerator enables battery-powered applications to execute AI inferences while expending only millijoules of energy.

Features

  • Dual-core, low-power microcontroller
    • Arm® Cortex®-M4 processor with FPU up to 120MHz
    • 2.5MB Flash, 64KB ROM, and 384KB SRAM
    • Optimized performance with 16KB instruction cache
    • Optional error correction code (ECC SEC-DED) for SRAM
    • 32-bit RISC-V coprocessor up to 60MHz
    • Up to 60 general-purpose I/O pins
    • MIPI camera serial interface 2 (MIPI CSI-2) controller V2.1 - support for two data lanes
    • 12-bit parallel camera interface
    • I2S controller/target for digital audio interface
    • Secure Digital interface supports SD 3.0/SDIO 3.0/eMMC 4.51
  • Convolutional Neural Network (CNN) accelerator
    • Highly optimized for deep CNNs
    • 2 million 8-bit weight capacity with 1-, 2-, 4-, and 8-bit weights
    • 1.3MB CNN data memory
    • Programmable input image size up to 2048x2048 pixels
    • Programmable network depth of up to 128 layers
    • Programmable per layer network channel widths up to 1024 channels
    • 1- and 2-dimensional convolution processing
    • Capable of processing VGA images at 30fps
  • Power management for extending battery life
    • Integrated Single-Inductor Multiple-Output (SIMO) Switch-Mode Power Supply (SMPS)
    • 2.85V to 3.6V supply voltage range
    • Support of optional external auxiliary CNN power supply
    • Dynamic voltage scaling minimizes active core power consumption
    • 23.9μA/MHz while loop execution at 3.3V from cache (CM4 only)
    • Selectable SRAM retention in low-power modes with Real-Time Clock (RTC) enabled
  • Security and integrity
    • Available secure boot
    • AES 128/192/256 hardware acceleration engine
    • True Random Number Generator (TRNG) seed generator

Applications

  • Factory robot and drone navigation
  • Industrial sensors and process control
  • Inline quality assurance vision systems
  • Smart security cameras
  • Portable medical diagnostics equipment

Videos

Published: 2022-11-29 | Updated: 2023-06-07